2637988720

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1\times {\mathrm{1459}}^1$

素因数の和:1802

約数の個数: 80

約数和(自身を含む): 6227413920

約数和(自身を除く): 3589425200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 233, 388, 466, 485, 776, 932, 970, 1165, 1459, 1552, 1864, 1940, 2330, 2918, 3728, 3880, 4660, 5836, 7295, 7760, 9320, 11672, 14590, 18640, 22601, 23344, 29180, 45202, 58360, 90404, 113005, 116720, 141523, 180808, 226010, 283046, 339947, 361616, 452020, 566092, 679894, 707615, 904040, 1132184, 1359788, 1415230, 1699735, 1808080, 2264368, 2719576, 2830460, 3399470, 5439152, 5660920, 6798940, 11321840, 13597880, 27195760, 32974859, 65949718, 131899436, 164874295, 263798872, 329748590, 527597744, 659497180, 1318994360, 2637988720]

約数ペア:

[(1, 2637988720), (2, 1318994360), (4, 659497180), (5, 527597744), (8, 329748590), (10, 263798872), (16, 164874295), (20, 131899436), (40, 65949718), (80, 32974859), (97, 27195760), (194, 13597880), (233, 11321840), (388, 6798940), (466, 5660920), (485, 5439152), (776, 3399470), (932, 2830460), (970, 2719576), (1165, 2264368), (1459, 1808080), (1552, 1699735), (1864, 1415230), (1940, 1359788), (2330, 1132184), (2918, 904040), (3728, 707615), (3880, 679894), (4660, 566092), (5836, 452020), (7295, 361616), (7760, 339947), (9320, 283046), (11672, 226010), (14590, 180808), (18640, 141523), (22601, 116720), (23344, 113005), (29180, 90404), (45202, 58360)]